.lt-main {
  .cat-lf-nav {
    position: relative;
    width: 90px;
    height: 100%;
    float: left;
    ul {
      li {
        background: #e3e4e5;
        border-right: 1px solid #ccc;
        border-bottom: 1px solid #ccc;
        a {
          display: block;
          width: 90px;
          height: 50px;
          text-align: center;
          line-height: 50px;
          color: #666666;
        }
      }
      li.highlight {
        background: #ffffff;
        border-right: none;
      }
    }
  }
  .cat-rg-cont {
    height: 100%;
    overflow: hidden;
    // background: pink;
    ul {
      li {
        width: 33.3%;
        text-align: center;
        float: left;
        a {
          img {
            width: 70px;
            height: 50px;
          }
        }
      }
    }
  }
}
